Cushion



FIG. 1 shows an upper perspective view of the cushion;

FIG. 2 shows a top plan view thereof (the bottom view being the same);

FIG. 3 shows a front elevational view thereof (the rear elevational view being the same);

FIG. 4 shows a right end elevational view thereof (the left end view being the same);

FIG. 5 shows an example of the cushion in a mattress environment; and,

FIG. 6 shows an example of the cushion in a pillow environment.

The details shown in broken lines form no part of the claimed design. The cushion is shown with a symbolic break in its length (as designated by the bracket). The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM We claim the ornamental design for a cushion, as shown and described. 